Home / 284,959,502.80-427,439,254.20-131,904,494.80

Finding the Fourth Proportional to 284,959,502.80, 427,439,254.20 and 131,904,494.80

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Solution

The fourth proportional to 284,959,502.80, 427,439,254.20 and 131,904,494.80 is: 197,856,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,959,502.80 : 427,439,254.20 = 131,904,494.80 : x
  2. Step 2: Convert to fraction form
    284,959,502.80/427,439,254.20 = 131,904,494.80/x
  3. Step 3: Cross multiply
    284,959,502.80x = 427,439,254.20 × 131,904,494.80
  4. Step 4: Simplify right side
    284,959,502.80x = 56,381,158,882,939,776
  5. Step 5: Solve for x
    x = 56,381,158,882,939,776/284,959,502.80
  6. Step 6: Final answer
    x = 197,856,742.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.